Trail runs in UK in March 2026
Find trail runs in UK in March 2026 - filter by date, location or category, display on a map or use the advanced search to find your perfect race.
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Select an event for photos, video, route, location, reviews, entry fees and how to enter.
- Sun 29 Mar
- £16-£29
Fraggle Run | North
Who doesn't know and love The Fraggles! Come and join in the Fraggle Run and earn a medal based on the adorable little creatures!
- Trail run
- 5K run
- 10K run
- Half marathon
- Marathon
- + 2 more races
- Sun 29 Mar
- £24-£56
Sir Titus March Mayhem
Spring along the Leeds and Liverpool Canal with the Spring Tide Sir Titus Trot along the flat, even towpath. Perfect for all abilities, it tends to sell out very quickly.
- 10 miler
- 10K run
- Trail run
- 5K run
- Half marathon
- + 1 more race
- Sun 29 Mar
- £33-£38
Zig Zag Challenge
Run as far as you can during the 4 or 6-hour event through Brandon Country Park in the very heart of Thetford Forest on a multi-terrain loop. Run, rest, then head out for more.
- Multi-terrain run 2
- Sun 29 Mar
- £26-£37.50
Running Tribe Races | Mar
A new and unique concept where you decide how many loops you feel capable of on the day from 10km up to an ultra marathon! Push yourself further or go easy.
- 1 day multi terrain running
- Sun 1 Mar
- £25-£30
Pitsford Water Trail Races
- 10K run
- Half marathon
- Sun 1 Mar
- £18-£32
Up on the Downs
- 5K run
- 10K run
- Half marathon
- CaniCross
- Sun 1 Mar
- £45-£85
Brecon to Cardiff Xtreme & Taff Xtreme Marathon
- Ultra run
- Marathon
- Sun 1 Mar
- FREE-£42
St Davids Day Celebration North Wales Pilgrims Half Marathon
- Half marathon
- Fun run
- Sun 1 Mar
- FREE-£18
Harrogate 10K, 5K and Littlies – A Run For Everyone
- Fun run
- 5K run
- 10K run
- Sun 1 Mar
- £25-£27
High Lodge Half Marathon - Spring
- 13.1 miles multi terrain running
- Fri 6 Mar
- £16-£27
Midweek Chasing Numbers Mar
- Trail run
- 5K run
- 10K run
- Half marathon
- Marathon
- + 3 more races
- Sat 7 Mar
- £35-£71
EnduranceLife - Sussex
- 10K run
- Half marathon
- Marathon
- Ultra run
- Sat 7 Mar
- £25-£69
Humanity Direct Amersham Ultra
- 10K run
- Trail run
- Ultra run
- Sat 7 Mar
- £7.50-£22.50
Scott Sports Dirty Dozen Adventure Trail Run
- Fun run
- Trail run
- Sat 7 Mar
- £45-£65
Harrold-Odell Country Park Trail Run
- Trail run
- 50K ultra run